A married woman's first foray into adultery awaits her despair. (Otsuki Hibiki MEYD-878)

Married for several years, Hibiki has tried her best to be a good wife, but the distance between her and her husband has grown ever wider. She doesn't know how to return to her former life and is deeply resentful. One day, Hibiki runs into Ao, the husband of a friend who lives nearby. They talk about their troubles, gradually growing closer, and end up committing their first act of infidelity since their marriage. But Hibiki has no idea how high the price of this infidelity will be…